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path: root/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
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* brcmfmac: (clean) Rename sdio related files.Hante Meuleman2014-10-301-4276/+0
| | | | | | | | | | Rename sdio_host.h to sdio.h and dhd_sdio.c to sdio.c. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: (clean) Rename dhd_bus.h in bus.hHante Meuleman2014-10-301-1/+1
| | | | | | | | Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: (clean) Rename files dhd_dbg to debugHante Meuleman2014-10-301-1/+1
| | | | | | | | Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: Add wowl support for SDIO devices.Hante Meuleman2014-10-301-0/+1
| | | | | | | | | | | | This patch adds wowl support for SDIO bus devices. This feature requires FW which has support for wowl built in. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: Do not use strcpy and strcatDaniel Kim2014-07-311-7/+18
| | | | | | | | | | | | | | | Commit "c1b2053 brcmfmac: Make firmware path a module parameter" introduced use of strcpy and strcat. The strcpy and strcat require using null terminated strings and can cause out-of-bounds memory access and subsequent corruption. This patch replaces these by strncpy and strncat respectively to assure array boundaries are not crossed. Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Arend Van Spriel <arend@broadcom.com> Signed-off-by: Daniel Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: Make firmware path a module parameterDaniel Kim2014-07-151-20/+27
| | | | | | | | | This patch makes firmware path a module parameter so that firmware and nvram files can be loaded from the specified path. Signed-off-by: Daniel Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: rework debugfs functions in the driverArend van Spriel2014-07-151-14/+75
| | | | | | | | | | | | | | | | | | Reworked the debugfs functions in the driver making it easier for other driver parts to add a debugfs entry and keeping the information they want to expose in debugfs private, ie. not in a header. This is accomplished by providing the function brcmf_debugfs_add_entry() in which the caller provides a read function in which they provide the content. The debugfs function will take care of creating the debugfs entry and cleaning up upon removal. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: make use of seq_file API for debugfs entriesArend van Spriel2014-07-151-75/+47
| | | | | | | | | | | The use of seq_file simplifies the debugfs code. Simpler is better. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: Cleanup used device IDs.Hante Meuleman2014-07-151-16/+16
| | | | | | | | | | | | | This patch cleans up used broadcom IDs, device IDs for all the bus layers and uses consistent naming for all IDs. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: Increase max buffer size for receiving control message from dongleDaniel Kim2014-05-291-4/+5
| | | | | | | | | | | The max buffer size for receiving control message from dongle needs to be increased considering possible block padding. Otherwise some big control message can't be received due to buffer overrun check. Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Daniel Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: use asynchronous firmware request in SDIOArend van Spriel2014-05-291-147/+124
| | | | | | | | | | | | This patch adds use of asynchronous firmware request to the driver SDIO layer. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: call brcmf_detach() unconditional in sdio .remove() callbackArend van Spriel2014-05-291-3/+1
| | | | | | | | | | | | | The function brcmf_detach() checks whether it needs to do his stuff or can return immediately. No need to have the same check in the calling code. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: rename nvram.[ch] for upcoming firmware handling functionsArend van Spriel2014-05-291-3/+3
| | | | | | | | | | | | | The firmware processing will be modified to use asynchronous request firmware api. In preparation this patch is simple rename of source and header file to which the functionality will be added. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: remove .init() callback for internal bus interfaceArend van Spriel2014-05-291-1/+4
| | | | | | | | | | | | | | The .init() callback was the first function called by the common bus function brcmf_bus_start(). Given that it is not really necessary and the bus layer can call it before calling the brcmf_bus_start() function. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller2014-03-251-1/+3
|\ | | | | | | | | | | | | | | | | | | | | | | | | Conflicts: Documentation/devicetree/bindings/net/micrel-ks8851.txt net/core/netpoll.c The net/core/netpoll.c conflict is a bug fix in 'net' happening to code which is completely removed in 'net-next'. In micrel-ks8851.txt we simply have overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
| * brcmfmac: fix skb leak in brcmf_sdio_txpkt_prep_sg error path.Dave Jones2014-03-131-1/+3
| | | | | | | | | | | | | | | | | | | | Commit 1eb4301867 (brcmfmac: fix txglomming scatter-gather packet transfers) added an allocation of an skb via brcmu_pkt_buf_get_skb() but forgot to free it on one of the error paths. Acked-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Dave Jones<davej@fedoraproject.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: reinit watchdog completion after handling watchdogArend van Spriel2014-03-201-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | The watchdog thread waits on completion that is set from a timer. As the completion is count based this could mean that on a busy system the watchdog is handled multiple times with a very short interval. This is not the intended behaviour. After handling the watchdog it should wait for the next timer expiry. This is accomplished by reinitializing the completion. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: assure active clock request upon entering SLEEP stateArend van Spriel2014-03-171-11/+28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | When the SDIO driver goes in low power state it must assure that a clock request in ChipCLKCSR is set. Otherwise waking up the device can fail. The register is read and if necessary the ALP clock will be requested. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: Protect tx seq number for data and controlHante Meuleman2014-03-171-106/+108
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | SDIO tx uses a sequence number which is common for data and control. This requires that access to this sequence number is protected. A mutex was used to achieve this, but it also required the reordering of code for tx control. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: add BCM4354 SDIO interface supportFranky Lin2014-03-171-1/+6
| | | | | | | | | | | | | | | | | | | | | | BCM4354 is an a/b/g/n/ac 2x2 WiFi chip. This patch adds support for it through SDIO interface. Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Arend Van Spriel <arend@broadcom.com> Signed-off-by: Franky Lin <frankyl@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: Use atomic functions for intstatus update.Hante Meuleman2014-03-061-14/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The intstatus in sdio code can be updated from different threads. To protect intstatus access, atomic functions are used. One of them is set_bit, but this function is not guaranteed atomic on all platforms. The loop was replaced with local created OR function. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | Revert "brcmfmac: Use atomic functions for intstatus update."Arend van Spriel2014-03-061-6/+14
| | | | | | | | | | | | | | | | | | | | This reverts commit c98db0bec72ac7ef127119c1ed962d6f56802b12. The function atomic_set_mask() is not architecture independent so it can not be used in the driver as is. Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | Merge branch 'master' of ↵John W. Linville2014-03-041-10/+4
|\| | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless Conflicts: drivers/net/wireless/ath/ath9k/recv.c drivers/net/wireless/mwifiex/pcie.c
| * brcmfmac: fix txglomming scatter-gather packet transfersArend van Spriel2014-02-201-10/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The driver concatenates multiple packets in one MMC transfer. For scatter-gather to work the total length need to be multiple of 512 bytes. A pre-allocated buffer was used to add padding to accomplish that. However, the length was not properly set and it was freed after the first transfer causing a crash. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: use pre-allocated scatter-gather table for txglommingArend van Spriel2014-02-281-7/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | Instead of allocating a scatter-gather table for every transmit reuse a pre-allocated table. The transmit path will be faster by taking out this allocation. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: Put frame sdio tx error handling in sub function.Hante Meuleman2014-02-281-79/+33
| | | | | | | | | | | | | | | | Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: Use atomic functions for intstatus update.Hante Meuleman2014-02-281-14/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | The intstatus in sdio code can be updated from different threads. To protect intstatus access, atomic functions are used. The loop was replaced using atomic_set_mask(). Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: Small cleanup of redundant code.Hante Meuleman2014-02-281-12/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | In time some of the code got redundant, without being noticed. This patch does not change any functionality, just removes redundant code. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: Remove immediate sleep support from SDIO.Hante Meuleman2014-02-281-20/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Immediate sleep support is an aggressive power saving option that has not been enabled in brcmfmac and is removed to simplify code. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: Minimize SDIO dpc scheduling.Hante Meuleman2014-02-281-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | SDIO dpc scheduling is done (repeated) when counter is set. This counter gets decreased when dpc is finished. It is more efficient to set counter to 0 before the dpc is actullay run. This will minimize the frequency with which dpc is executed. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: Correct header debug dump for sdio tx hdrs.Hante Meuleman2014-02-281-2/+2
| | | | | | | | | | | | | | Reviewed-by: Arend Van Spriel <arend@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: remove unused variable data_len from brcmf_sdio_bus_txdata()Arend van Spriel2014-02-281-4/+2
| | | | | | | | | | | | | | | | | | | | | | | | The local variable data_len is assigned but never used so get rid of it. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: fix use of skb control buffer in SDIO driver partArend van Spriel2014-02-281-4/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The SDIO driver has a 16-bit field defined in the skbuff control buffer. However, it is accessed as a u32 overwriting other control info. Another issue is that the field is not initialized for networking packets, but the control buffer content is unspecified as other networking layers can use it. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: remove TRACE level debug message from brcmf_sdio_bus_sleep()Arend van Spriel2014-02-121-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | The function brcmf_sdio_bus_sleep() function is called rather frequently, which fills the log when TRACE level is enabled. Reduced the level to SDIO. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: make chip related functions host interface independentArend van Spriel2014-02-121-89/+111
| | | | | | | | | | | | | | | | | | | | | | | | This patch make several chip related functions host interface independent by defining callback interface struct brcmf_buscore_ops. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: on sdio remove first detach bus then stop worker.Hante Meuleman2014-02-121-4/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently the function sdio_remove will first destroy the datawork workqueue and then detach the bus. This can create the situation where work gets added on non-existing work queue resulting in panic. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: simplify sdio code download routine.Hante Meuleman2014-02-121-23/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | brcmf_sdio_download_code_file is using a loop to send small blobs of data. This is unnecessarily complex and was simplified with this patch. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: rename sdio_chip.[ch]Arend van Spriel2014-02-121-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | Just renaming the file. This file will contain chip related functions that are independent of the host interface type. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: move SDIO specific functionsArend van Spriel2014-02-121-1/+172
| | | | | | | | | | | | | | | | | | | | | | | | | | | | The chip related functions will be made agnostic of the host interface. However, some functions in the source file are rather SDIO specific so better move it to the SDIO specific source file. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* | brcmfmac: enable firmware console logging functionalityDaniel Kim2014-02-121-66/+88
|/ | | | | | | | | | | Address of rte console was not initialized and so console logging functionality didn't kick in. This patch fixes it and makes console polling interval a debugfs variable. Reviewed-by: Franky Lin <frankyl@broadcom.com> Signed-off-by: Daniel Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: handle SDIO card removalArend van Spriel2014-01-161-70/+50
| | | | | | | | | | | | | When removing the card the driver still tries to access registers in the device. This patch adds another state for the bus that indicates the device is no longer reachable. This avoids errors accessing it while cleaning up the driver. Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: rename chip and core related structuresArend van Spriel2014-01-161-1/+1
| | | | | | | | | Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: rework firmware download codeArend van Spriel2014-01-161-54/+33
| | | | | | | | | | | | | The firmware download code has been restructured so the reset vector does not need to be stored in a structure, but keep it on the stack to be passed to exit download function. Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: update core reset and disable routines.Hante Meuleman2014-01-161-2/+6
| | | | | | | | | | | | | | | The original core reset and disable routines do not work always on running system. These routines were updated to properly reset a core. When module is unloaded the device is put into download state where all necessary cores have been reset. This will make sure the device is in idle mode after module unload. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: Create common nvram parsing routines.Hante Meuleman2014-01-161-83/+83
| | | | | | | | | | | | | | | New bus layers like pcie require nvram parsing routines which are the same routines as being used by sdio. Make these routines common in the new file nvram.c. Update sdio to use these routines and simplify the nvram upload process. Also add memory validation check for downloaded firmware and nvram in debug mode. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: add support for bcm43362 deviceArend van Spriel2014-01-091-0/+5
| | | | | | | | | | | | | This patch adds support for the bcm43362 1x1 11n chipset. This chipset is used in AP6210 wifi module found on Cubieboard [1]. [1] http://cubieboard.org/ Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: only disable clock when brcmf_sdio_bus_init() failsArend van Spriel2014-01-061-1/+1
| | | | | | | | | | | | | The condition to disable the clock at the end of brcmf_sdio_bus_init() was wrong as the bus state is updated by the calling function. Hence, the clock was always disabled after brcmf_sdio_bus_init() which was not the intended behaviour. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: enable watchdog when bus initialization is completeArend van Spriel2014-01-061-1/+1
| | | | | | | | | | | | | | Change condition in brcmf_sdio_wd_timer() function to program watchdog only when in BRCMF_BUS_DATA state. This avoids watchdog being active during initialization. During initialization the SDIO save&restore capability is determined which affect the bus sleep mechanism used in watchdog thread. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: correct detection of save&restore device capabilityArend van Spriel2014-01-061-7/+22
| | | | | | | | | | | | The detection of the save&restore capability in brcmf_sdio_sr_capable() is only valid for certain chipsets. This patch should cover it for all chipsets currently supported. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* brcmfmac: cleanup helper functions in sdio probe pathArend van Spriel2014-01-061-56/+34
| | | | | | | | | | Moving code from helper functions to the calling function as it makes code easier to read. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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